12012022110212 has 12 divisors (see below), whose sum is σ = 21021070875420. Its totient is φ = 6006001860096.

The previous prime is 12012022110131. The next prime is 12012022110287. The reversal of 12012022110212 is 21201122021021.

It can be written as a sum of positive squares in 2 ways, for example, as 8075861341636 + 3936160768576 = 2841806^2 + 1983976^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1248908 + ... + 5058044.

It is an arithmetic number, because the mean of its divisors is an integer number (1751755906285).

Almost surely, 2^{12012022110212} is an apocalyptic number.

It is an amenable number.

12012022110212 is a deficient number, since it is larger than the sum of its proper divisors (9009048765208).

12012022110212 is a wasteful number, since it uses less digits than its factorization.

12012022110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4597510 (or 4597508 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12012022110212 its reverse (21201122021021), we get a palindrome (33213144131233).

The spelling of 12012022110212 in words is "twelve trillion, twelve billion, twenty-two million, one hundred ten thousand, two hundred twelve".